Home / 2,424.45-3,347.28-1,717.79

Finding the Fourth Proportional to 2,424.45, 3,347.28 and 1,717.79

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Solution

The fourth proportional to 2,424.45, 3,347.28 and 1,717.79 is: 2,371.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.45 : 3,347.28 = 1,717.79 : x
  2. Step 2: Convert to fraction form
    2,424.45/3,347.28 = 1,717.79/x
  3. Step 3: Cross multiply
    2,424.45x = 3,347.28 × 1,717.79
  4. Step 4: Simplify right side
    2,424.45x = 5,749,915.52
  5. Step 5: Solve for x
    x = 5,749,915.52/2,424.45
  6. Step 6: Final answer
    x = 2,371.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.